CVE-2021-33655
- State
- Published
- Severity
- Not scored
- Published
- Jul 18, 2022
- Updated
- Oct 14, 2026
- Reserved
- May 28, 2021
Description
When sending malicous data to kernel by ioctl cmd FBIOPUT_VSCREENINFO,kernel will write memory out of bounds.
Scores
The record has no CVSS score.
Weaknesses
- CWE-787 Out-of-bounds Write
Affected Products
| Product | Versions |
|---|---|
kerneln/a |
|
References
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=086ff84617185393a0bbf25830c4f36412a7d3f4
- [oss-security] 20220719 CVE-2021-33655: Linux kernel: When sending malicous data to kernel by ioctl cmd FBIOPUT_VSCREENINFO,kernel will write memory out of bounds.(5.18 5.19.0-rc1)mailing-list
- DSA-5191vendor-advisory
- [debian-lts-announce] 20221002 [SECURITY] [DLA 3131-1] linux security updatemailing-list
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.